Home / 409,380.69-564,962.73-228,092.52

Finding the Fourth Proportional to 409,380.69, 564,962.73 and 228,092.52

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Solution

The fourth proportional to 409,380.69, 564,962.73 and 228,092.52 is: 314,777.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    409,380.69 : 564,962.73 = 228,092.52 : x
  2. Step 2: Convert to fraction form
    409,380.69/564,962.73 = 228,092.52/x
  3. Step 3: Cross multiply
    409,380.69x = 564,962.73 × 228,092.52
  4. Step 4: Simplify right side
    409,380.69x = 128,863,772,791.78
  5. Step 5: Solve for x
    x = 128,863,772,791.78/409,380.69
  6. Step 6: Final answer
    x = 314,777.36

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.